CN220214477U - Wet oxidation desulfurization device for blast furnace gas - Google Patents
Wet oxidation desulfurization device for blast furnace gas Download PDFInfo
- Publication number
- CN220214477U CN220214477U CN202321579353.2U CN202321579353U CN220214477U CN 220214477 U CN220214477 U CN 220214477U CN 202321579353 U CN202321579353 U CN 202321579353U CN 220214477 U CN220214477 U CN 220214477U
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- China
- Prior art keywords
- blast furnace
- reaction tank
- alarm
- pipe
- wet oxidation
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- 238000006477 desulfuration reaction Methods 0.000 title claims abstract description 18
- 230000023556 desulfurization Effects 0.000 title claims abstract description 18
- 238000009279 wet oxidation reaction Methods 0.000 title claims abstract description 17
- 239000007788 liquid Substances 0.000 claims abstract description 81
- 239000007789 gas Substances 0.000 claims abstract description 34
- 238000006243 chemical reaction Methods 0.000 claims abstract description 32
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 29
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 claims abstract description 26
- 229910000037 hydrogen sulfide Inorganic materials 0.000 claims abstract description 26
- 230000008929 regeneration Effects 0.000 claims abstract description 25
- 238000011069 regeneration method Methods 0.000 claims abstract description 25
- 239000003054 catalyst Substances 0.000 claims description 5
- 239000003034 coal gas Substances 0.000 claims description 3
- 239000000523 sample Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- 230000002159 abnormal effect Effects 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000007800 oxidant agent Substances 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- 230000005856 abnormality Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 231100001261 hazardous Toxicity 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 238000010517 secondary reaction Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
Landscapes
- Gas Separation By Absorption (AREA)
Abstract
The utility model belongs to the technical field of desulfurization devices, and particularly relates to a wet oxidation desulfurization device for blast furnace gas, which comprises a mounting bottom plate, wherein a reaction tank is arranged at the upper part of a bracket, one end of a hypergravity machine is connected with a steam-water separator, the other side of the reaction tank is provided with a liquid level high-low alarm, one end of a lean liquid pipe is connected with a regeneration groove, the middle part of the upper surface of the mounting bottom plate is provided with a control system, and one side of the control system is provided with a hydrogen sulfide alarm. According to the utility model, the liquid level high-low alarm is additionally arranged on the reaction tank, and the hydrogen sulfide alarm is additionally arranged on the installation bottom plate, so that when the liquid in the reaction tank exceeds or falls below a preset value and hydrogen sulfide leakage occurs, an alarm is timely sent out to remind a worker to adjust the device through the control system, and through the arrangement of the regeneration tank, the unreacted and completely rich liquid can be conveyed to the regeneration tank through the rich liquid pipe to further generate reaction, so that the utilization rate of hydrogen sulfide is greatly improved.
Description
Technical Field
The utility model relates to the technical field of desulfurization devices, in particular to a wet oxidation desulfurization device for blast furnace gas.
Background
The prior art has the following problems:
hydrogen sulfide is a hazardous gas, and its characteristics make it potentially harmful to both the human body and the environment, thus removing hydrogen sulfide in blast furnace gas. In recent years, the removal of hydrogen sulfide gas by a supergravity wet oxidation method has become an effective technique. The supergravity wet oxidation method utilizes the synergistic effect of supergravity and oxidant to quickly and effectively remove hydrogen sulfide gas by gas-liquid phase reaction. The method has the advantages of being capable of effectively removing a large amount of hydrogen sulfide gas in a short time, simple in operation, low in equipment investment and small in occupied area, and thirdly, low in cost of the input oxidant, and finally, low in concentration of reaction products and strong in environmental protection.
At present, a desulfurization device is simple and efficient, but after the device is used for a long time, a pipeline is possibly corroded, the condition of gas leakage occurs, an operator cannot find out in time under the condition that no equipment is used for detection, a human body is in the environment for a long time, great damage is caused to the body, all hydrogen sulfide cannot be completely consumed by a reaction tank, part of hydrogen sulfide is fused with a water body, the hydrogen sulfide is remained in the device, and the utilization rate of the hydrogen sulfide is not very high.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a wet oxidation desulfurization device for blast furnace gas, which solves the existing problems.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides a blast furnace gas wet oxidation desulphurization unit, includes the mounting plate, the upper portion fixedly connected with support of mounting plate, the upper portion of support is provided with the retort, one side of retort is provided with the coal gas admission pipe, and the upper portion of retort is provided with the catalyst feed inlet, one side of retort is connected with the hypergravity machine, the one end of hypergravity machine is connected with steam-water separator, steam-water separator's upper portion is provided with the gas discharge pipe, steam-water separator's lower part is provided with the mounting bracket, the opposite side of retort is provided with the high alarm of liquid level, the lower part of retort is connected with the rich liquid pipe, the middle part of rich liquid pipe is provided with the rich liquid shutoff valve, one side of rich liquid pipe is provided with the lean liquid pipe, the middle part of lean liquid pipe is connected with the lean liquid shutoff valve, one side of lean liquid shutoff valve is provided with the liquid pump, the one end of lean liquid pipe is connected with the regeneration groove, one side of regeneration groove is provided with the tuber pipe, the one end of tuber pipe is connected with the fan, the upper surface of bottom plate is provided with the hydrogen sulfide control system, the alarm system is provided with one side.
As a preferable technical scheme of the utility model, one end of the steam-water separator is communicated with the hypergravity machine through a pipeline, and the other end of the steam-water separator is communicated with the reaction tank through a pipeline.
As the preferable technical scheme of the utility model, the top of the reaction tank is provided with a liquid level high-low alarm, and the probe of the liquid level high-low alarm extends into the reaction tank.
As the preferable technical scheme of the utility model, the control system is electrically connected with the liquid level high-low alarm, the hydrogen sulfide alarm, the supergravity machine, the lean liquid pump and the fan.
As a preferable embodiment of the present utility model, one end of the rich liquid pipe is communicated with the reaction tank, and the other end of the rich liquid pipe is communicated with the regeneration tank.
As a preferable technical scheme of the utility model, the fan is communicated with the regeneration tank through an air pipe.
As a preferable embodiment of the present utility model, one end of the lean liquid pipe is communicated with the reaction tank, and the other end of the lean liquid pipe is communicated with the regeneration tank.
As a preferable technical scheme of the utility model, compared with the prior art, the utility model provides a wet oxidation desulfurization device for blast furnace gas, which has the following beneficial effects:
1. according to the wet-type blast furnace gas oxidation desulfurization device, the liquid level high-low alarm is additionally arranged on the reaction tank, and the hydrogen sulfide alarm is additionally arranged on the installation bottom plate, so that when the liquid in the reaction tank exceeds or falls by a preset value and hydrogen sulfide leakage occurs, an alarm is timely sent out to remind a worker to adjust the device through the control system.
2. According to the wet-type oxidation desulfurization device for blast furnace gas, through the arrangement of the regeneration tank, the rich liquid which is not completely reacted can be conveyed into the regeneration tank through the rich liquid pipe to further react with oxygen conveyed by the fan, and the generated lean liquid is conveyed back to the reaction tank through the lean liquid pump so as to circulate, so that the utilization rate of hydrogen sulfide is greatly improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic perspective view of a bracket according to the present utility model;
FIG. 3 is a schematic perspective view of the steam-water separator of the utility model.
In the figure: 1. a mounting base plate; 2. a bracket; 3. a reaction tank; 4. a gas inlet pipe; 5. a liquid level high-low alarm; 6. a mounting frame; 7. a steam-water separator; 8. a gas discharge pipe; 9. a supergravity machine; 10. a control system; 11. a hydrogen sulfide alarm; 12. a rich liquid pipe; 13. a rich liquid shutoff valve; 14. a lean liquid pipe; 15. a lean liquid pump; 16. a lean solution shutoff valve; 17. a regeneration tank; 18. an air duct; 19. a blower; 20. and a catalyst feed inlet.
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.
Referring to fig. 1 to 3, in the present embodiment: the utility model provides a blast furnace gas wet oxidation desulphurization unit, including mounting plate 1, mounting plate 1's upper portion fixedly connected with support 2, support 2's upper portion is provided with retort 3, one side of retort 3 is provided with coal gas admission pipe 4, retort 3's upper portion is provided with catalyst feed inlet 20, one side of retort 3 is connected with hypergravity machine 9, hypergravity machine 9's one end is connected with vapour-water separator 7, vapour-water separator 7's upper portion is provided with gas discharge pipe 8, vapour-water separator 7's lower part is provided with mounting bracket 6, retort 3's opposite side is provided with liquid level high-low alarm 5, retort 3's lower part is connected with rich liquid pipe 12, rich liquid pipe 12's middle part is provided with rich liquid shutoff valve 13, rich liquid pipe 12's one side is provided with lean liquid pipe 14, lean liquid shutoff valve 16 is connected with lean liquid shutoff valve 16 in the middle part of lean liquid shutoff valve 16's one side is provided with lean liquid pump 15, lean liquid pipe 14's one end is connected with regeneration tank 17, regeneration tank 17's one side is provided with tuber pipe 18, tuber pipe 18 in the one end of tuber pipe 18's one end is connected with fan 19, bottom plate 1 installs surface control system 10 on the surface, hydrogen sulfide system 10 is provided with alarm system 11.
In the embodiment, one end of the steam-water separator 7 is communicated with the hypergravity machine 9 through a pipeline, and the other end of the steam-water separator 7 is communicated with the reaction tank 3 through a pipeline, so that a steam-water mixture can enter the steam-water separator 7 from the pipeline for steam-water separation; the top of the reaction tank 3 is provided with a liquid level high-low alarm 5, and a probe of the liquid level high-low alarm 5 extends into the reaction tank 3, so that when the liquid level in the reaction tank 3 is abnormal, an alarm can be sent out in time to remind a worker of the abnormality, and the device is adjusted; the control system 10 is electrically connected with the liquid level high-low alarm 5, the hydrogen sulfide alarm 11, the hypergravity machine 9, the lean solution pump 15 and the fan 19, and by the arrangement, the device can automatically operate, so that the manual operation time is reduced; one end of the rich liquid pipe 12 is communicated with the reaction tank 3, and the other end of the rich liquid pipe 12 is communicated with the regeneration tank 17, so that the rich liquid generated by the device can be transported into the regeneration tank 17 for secondary reaction; the blower 19 is communicated with the regeneration tank 17 through the air pipe 18, and by the arrangement, external oxygen can be introduced into the regeneration tank 17 so as to facilitate the re-reaction of the oxygen and the rich liquid; one end of the lean liquid pipe 14 communicates with the reaction tank 3, and the other end of the lean liquid pipe 14 communicates with the regeneration tank 17, and by this arrangement, the lean liquid generated after the rich liquid reaction can be returned to the reaction tank 3.
In this embodiment, the working principle and the use flow of the present utility model are as follows: the operator firstly adds a proper amount of complex iron into the catalyst feed inlet 20, then connects the external blast furnace gas discharge port with the gas inlet pipe 4, when the blast furnace gas enters the device, hydrogen sulfide reacts with water and oxygen under the catalysis of the complex iron, the generated water vapor mixture is separated by a steam-water separator of the hypergravity machine 9, meanwhile, purified gas is discharged out of the device through the gas discharge pipe 8, and rich liquid which is generated after the purified gas is mixed with water and is not reacted completely flows into the regeneration tank 17 through the rich liquid pipe 12, and further reacts in the regeneration tank 17, after elements in the rich liquid are released, the elements are converted into lean liquid and return to the reaction tank 3 under the operation of the lean liquid pump 15, and if hydrogen sulfide leakage and abnormal liquid height in the reaction tank 3 occur during the process, the hydrogen sulfide alarm 11 and the liquid level height alarm 5 can immediately give an alarm to remind workers to adjust the control system 10 in time.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (7)
1. The utility model provides a blast furnace gas wet oxidation desulfurization device, includes mounting plate (1), its characterized in that: the utility model discloses a regeneration device, including mounting plate (1), support (2) are fixedly connected with on the upper portion of mounting plate (1), the upper portion of support (2) is provided with retort (3), one side of retort (3) is provided with coal gas admission pipe (4), and the upper portion of retort (3) is provided with catalyst feed inlet (20), one side of retort (3) is connected with hypergravity machine (9), the one end of hypergravity machine (9) is connected with catch water (7), the upper portion of catch water (7) is provided with gas discharge pipe (8), the lower part of catch water (7) is provided with mounting bracket (6), the opposite side of retort (3) is provided with liquid level high-low alarm (5), the lower part of retort (3) is connected with rich liquid pipe (12), the middle part of rich liquid pipe (12) is provided with rich liquid shut-off valve (13), one side of rich liquid pipe (12) is provided with lean liquid pipe (14), the middle part of supergravity machine (9) is connected with catch water (16), the upper portion of catch water (7) is provided with gas discharge pipe (8), the lower part of catch water (7) is provided with air duct (17), one side of lean liquid pipe (17) is provided with regeneration groove (17), the middle part of the upper surface of the mounting bottom plate (1) is provided with a control system (10), and one side of the control system (10) is provided with a hydrogen sulfide alarm (11).
2. The blast furnace gas wet oxidation desulfurization device according to claim 1, wherein: one end of the steam-water separator (7) is communicated with the hypergravity machine (9) through a pipeline, and the other end of the steam-water separator (7) is communicated with the reaction tank (3) through a pipeline.
3. The blast furnace gas wet oxidation desulfurization device according to claim 1, wherein: the top of the reaction tank (3) is provided with a liquid level high-low alarm (5), and a probe of the liquid level high-low alarm (5) stretches out and into the reaction tank (3).
4. The blast furnace gas wet oxidation desulfurization device according to claim 1, wherein: the control system (10) is electrically connected with the liquid level high-low alarm (5), the hydrogen sulfide alarm (11), the hypergravity machine (9), the lean liquid pump (15) and the fan (19).
5. The blast furnace gas wet oxidation desulfurization device according to claim 1, wherein: one end of the rich liquid pipe (12) is communicated with the reaction tank (3), and the other end of the rich liquid pipe (12) is communicated with the regeneration tank (17).
6. The blast furnace gas wet oxidation desulfurization device according to claim 1, wherein: the fan (19) is communicated with the regeneration groove (17) through an air pipe (18).
7. The blast furnace gas wet oxidation desulfurization device according to claim 1, wherein: one end of the lean liquid pipe (14) is communicated with the reaction tank (3), and the other end of the lean liquid pipe (14) is communicated with the regeneration tank (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321579353.2U CN220214477U (en) | 2023-06-20 | 2023-06-20 | Wet oxidation desulfurization device for blast furnace gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321579353.2U CN220214477U (en) | 2023-06-20 | 2023-06-20 | Wet oxidation desulfurization device for blast furnace gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220214477U true CN220214477U (en) | 2023-12-22 |
Family
ID=89175910
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321579353.2U Active CN220214477U (en) | 2023-06-20 | 2023-06-20 | Wet oxidation desulfurization device for blast furnace gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220214477U (en) |
-
2023
- 2023-06-20 CN CN202321579353.2U patent/CN220214477U/en active Active
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