CN220159606U - Carbonization ammonia washing device - Google Patents
Carbonization ammonia washing device Download PDFInfo
- Publication number
- CN220159606U CN220159606U CN202321209488.XU CN202321209488U CN220159606U CN 220159606 U CN220159606 U CN 220159606U CN 202321209488 U CN202321209488 U CN 202321209488U CN 220159606 U CN220159606 U CN 220159606U
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- China
- Prior art keywords
- ammonia
- washing
- pipeline
- purified gas
- section
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 title claims abstract description 136
- 229910021529 ammonia Inorganic materials 0.000 title claims abstract description 70
- 238000005406 washing Methods 0.000 title claims abstract description 54
- 238000003763 carbonization Methods 0.000 title claims abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 34
- 238000003860 storage Methods 0.000 claims abstract description 25
- 239000011148 porous material Substances 0.000 claims abstract description 18
- 239000007921 spray Substances 0.000 claims abstract description 13
- 230000001105 regulatory effect Effects 0.000 claims abstract description 10
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims description 13
- 235000011114 ammonium hydroxide Nutrition 0.000 claims description 13
- 238000010926 purge Methods 0.000 claims description 8
- 239000010865 sewage Substances 0.000 claims description 7
- 239000000945 filler Substances 0.000 claims description 6
- 238000005201 scrubbing Methods 0.000 claims description 4
- 238000004140 cleaning Methods 0.000 claims 3
- 238000010521 absorption reaction Methods 0.000 abstract description 7
- 239000007788 liquid Substances 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 5
- 238000000926 separation method Methods 0.000 abstract description 4
- 238000002425 crystallisation Methods 0.000 abstract description 3
- 230000008025 crystallization Effects 0.000 abstract description 3
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 3
- 238000007689 inspection Methods 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000012856 packing Methods 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000008234 soft water Substances 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
Landscapes
- Treating Waste Gases (AREA)
- Gas Separation By Absorption (AREA)
Abstract
The utility model discloses a carbonization ammonia washing device, which comprises an ammonia washing tower, a pore plate, a first pipeline, a desalted water spray head, a flowmeter, a desalted water regulating valve, a second pipeline, a washing gas outlet pipe and a grid plate; the equipment is divided into the upper ammonia washing and removing section and the lower purified gas buffer storage section by the pore plate, so that the problems of large occupied area, inconvenient operation and the like of the ammonia washing equipment are effectively solved, the operation is easy to operate and manage, the working process is stable, and the daily inspection and maintenance workload is effectively reduced; the desalted water is used by adjusting the opening of a valve through desalted water, so that the ammonia absorption effect is ensured, the load of equipment for treating harmful gas in a post-working section can be effectively reduced, and the environmental protection pressure is reduced; the third pipeline is provided with a gradient of 5 degrees, so that the problem of crystallization blockage of the pipeline can be avoided; the buffer storage section of the lower purified gas has the effect of gas-water separation, so that the liquid content in the purified gas can be effectively reduced, and the liquid treatment burden of the post-working section is reduced.
Description
Technical Field
The utility model relates to the technical field of ammonia absorption, in particular to a carbonization ammonia washing device.
Background
In the tail gas ammonia removal process in carbonization production, the traditional absorption mode has the problems of more equipment, large occupied area, unsatisfactory absorption effect, excessive ammonia content in discharged air, easy crystallization and blockage of a pipeline and the like, thereby influencing production and environmental protection, and needing manual overhaul when in blockage; the ammonia content exceeds the standard, the desalted water consumption is increased, the system load is increased, and the stable and continuous production of the system is not facilitated.
A carbonization ammonia washing device was developed to solve the above problems.
Disclosure of Invention
The utility model aims to solve the problems and designs a carbonization ammonia washing device.
The utility model realizes the above purpose through the following technical scheme:
a carbonization ammonia wash device comprising:
an ammonia washing tower;
an orifice plate; kong Banxing the outer side wall of the pore plate is formed into a conical surface structure with a narrow upper part and a wide lower part, the pore plate is arranged in the middle part of the ammonia washing tower, the pore plate divides the ammonia washing tower into an upper ammonia washing and removing section and a lower purified gas buffer storage section, and the inner diameter of the ammonia washing and removing section is the same as the maximum outer diameter of the pore plate; a dilute ammonia water outlet is arranged on the side surface of the washing ammonia removal section corresponding to the outer side wall of the pore plate;
the system comprises a first pipeline, a desalted water spray head, a flowmeter and a desalted water regulating valve; the desalted water spray head, the flowmeter and the desalted water regulating valve are sequentially arranged on the first pipeline, and the desalted water spray head is arranged at the upper part in the ammonia washing and removing section;
a filler layer; the filler layer is arranged in the middle part of the ammonia washing and removing section;
a second pipe; the first end of the second pipeline penetrates from the upper part of the purified gas buffer storage section and is connected with a central hole of the pore plate;
a scrubber outlet pipe; the first end of the washing gas outlet pipe is connected with the upper end of the washing ammonia removal section, and the second end of the washing gas outlet pipe is connected with the lower part of the purified gas buffer storage section;
a grid plate; the grid plate is arranged in the purified gas buffer storage section and is positioned above the second end of the scrubbing outlet pipe; the side wall of the upper part of the purified gas buffer storage section is provided with a purified gas outlet, and the lower end of the purified gas buffer storage section is provided with a sewage outlet.
Preferably, an ammonia scrubber inlet valve is provided on the second conduit.
Preferably, the dilute ammonia water outlet is connected with a third pipeline, and a dilute ammonia water outlet valve is arranged on the third pipeline.
Preferably, the third conduit is disposed at a 5 ° slope, with one end of the third conduit adjacent the scrubbing section being higher than the other end.
Preferably, a purge gas outlet pipe is connected to the purge gas outlet.
Preferably, the drain outlet is connected with a fourth pipeline, and a drain valve is arranged on the fourth pipeline.
The utility model has the beneficial effects that:
1. the equipment is divided into an upper ammonia washing and removing section and a lower purified gas buffer storage section by the pore plates, so that the problems of large occupied area, inconvenient operation and the like of the ammonia washing equipment are effectively solved, the operation is easy to operate and manage, the working process is stable, and the daily inspection and maintenance workload is effectively reduced;
2. the desalted water is used by adjusting the opening of a valve through desalted water, so that the ammonia absorption effect is ensured, the load of equipment for treating harmful gas in a post-working section can be effectively reduced, and the environmental protection pressure is reduced;
3. the third pipeline is provided with a gradient of 5 degrees, so that the problem of pipeline crystallization blockage can be avoided.
4. The buffer storage section of the lower purified gas has the effect of gas-water separation, so that the liquid content in the purified gas can be effectively reduced, and the liquid treatment burden of the post-working section is reduced.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a schematic diagram of the front structure of the orifice plate of the present utility model.
FIG. 3 is a schematic side view of the orifice plate of the present utility model.
Reference numerals:
1-ammonia scrubber inlet valve; 2-dilute ammonia outlet valve; 3-grid plates; 4-a purge gas outlet pipe; a 5-well plate; 6-a filler layer; 7-desalted water spray head; 8-a purge gas outlet pipe; 9-a flow meter; 10-a desalted water regulating valve; 11-a blow-down valve; 12-ammonia washing tower.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. It will be apparent that the described embodiments are some, but not all, embodiments of the utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. 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.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the present utility model, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "left", "right", etc. are based on the directions or positional relationships shown in the drawings, or the directions or positional relationships conventionally put in place when the inventive product is used, or the directions or positional relationships conventionally understood by those skilled in the art are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific direction, be configured and operated in a specific direction, and therefore should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, terms such as "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
The following describes specific embodiments of the present utility model in detail with reference to the drawings.
As shown in fig. 1-3, the carbonization ammonia washing device comprises:
an ammonia wash tower 12;
an orifice plate 5; the orifice plate 5 is formed into a circular column structure, the outer side wall of the orifice plate 5 is formed into a conical surface structure with a narrow upper part and a wide lower part, the orifice plate 5 is arranged in the middle part of the ammonia washing tower 12, the orifice plate 5 divides the ammonia washing tower 12 into an upper ammonia washing and removing section and a lower purified gas buffer storage section, and the inner diameter of the ammonia washing and removing section is the same as the maximum outer diameter of the orifice plate 5; a dilute ammonia water outlet is arranged on the side surface of the washing ammonia removal section corresponding to the outer side wall of the pore plate 5; the dilute ammonia water outlet is connected with a third pipeline, a dilute ammonia water outlet valve 2 is arranged on the third pipeline, the third pipeline is arranged at a gradient of 5 degrees, and one end of the third pipeline, which is close to the ammonia washing and removing section, is higher than the other end of the third pipeline;
a first pipeline, a desalted water spray head 7, a flowmeter 9 and a desalted water regulating valve 10; the desalted water spray head 7, the flowmeter 9 and the desalted water regulating valve 10 are sequentially arranged on the first pipeline, and the desalted water spray head 7 is arranged at the upper part in the ammonia washing and removing section;
a filler layer 6; the packing layer 6 is arranged in the middle part of the ammonia washing section; the packing material layer 6 is a packing material in the prior art, and will not be described here.
A second pipe; the first end of the second pipeline penetrates from the upper part of the purified gas buffer storage section and is connected with a central hole of the pore plate 5; an ammonia scrubber inlet valve 1 is arranged on the second conduit.
A purge gas outlet pipe 8; the first end of the washing gas outlet pipe 8 is connected with the upper end of the washing ammonia removal section, and the second end of the washing gas outlet pipe 8 is connected with the lower part of the purified gas buffer storage section;
a grid plate 3; the grid plate 3 is arranged in the purified gas buffer storage section and is positioned above the second end of the washing gas outlet pipe 8; a purified gas outlet is arranged on the side wall of the upper part of the purified gas buffer storage section, and a purified gas outlet pipe 4 is connected to the purified gas outlet; a sewage outlet is arranged at the lower end of the purified gas buffer storage section; the sewage outlet is connected with a fourth pipeline, and a sewage valve 11 is arranged on the fourth pipeline.
In some embodiments, the upper scrubbing ammonia removal section diameter is smaller than the lower purge gas buffer storage section diameter within ammonia wash column 12.
In some embodiments, a shielding object is arranged above the first end of the second pipeline for shielding the liquid from falling back into the second pipeline, and the shielding is preferably in a conical surface structure, so that dilute ammonia water after ammonia absorption is beneficial to be concentrated between the side wall of the pore plate 5 and the inner wall of the ammonia washing and removing section.
In some embodiments, the desalted water regulating valve 10 opening is controlled by a DCS control system.
The utility model comprises the following steps:
gas phase flow:
the carbonized ammonia-containing tail gas enters the ammonia washing section from the second pipeline after the valve of the ammonia washer air inlet valve 1 is opened, and is fully contacted with soft water sprayed by the desalted water spray head 7 on the packing layer 6 to remove ammonia in the mixed gas, the purified gas is sent to the lower part through the washing gas outlet pipe 8, and the purified gas is sent to the purified gas buffer storage section at the lower part through the 4-purified gas outlet pipe 4;
liquid phase flow:
desalted water is sent to the upper part of the ammonia washer through a first pipeline by a desalted water regulating valve 10, soft water sprayed by a desalted water spray head 7 is fully contacted with the packing layer 6, and dilute ammonia water after ammonia absorption is sent to a dilute ammonia water tank through a third pipeline and a dilute ammonia water outlet valve 2; the water consumption is measured by a flowmeter 9; the liquid after gas-water separation in the lower purified gas buffer storage section can be periodically discharged after passing through the fourth pipeline and the blow-down valve 11, and the gas after gas-water separation is output through the purified gas outlet pipe 4.
The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that several modifications and variations can be made without departing from the technical principle of the present utility model, and these modifications and variations should also be regarded as the scope of the utility model.
Claims (6)
1. The carbonization ammonia washing device is characterized by comprising:
an ammonia washing tower;
an orifice plate; kong Banxing the outer side wall of the pore plate is formed into a conical surface structure with a narrow upper part and a wide lower part, the pore plate is arranged in the middle part of the ammonia washing tower, the pore plate divides the ammonia washing tower into an upper ammonia washing and removing section and a lower purified gas buffer storage section, and the inner diameter of the ammonia washing and removing section is the same as the maximum outer diameter of the pore plate; a dilute ammonia water outlet is arranged on the side surface of the washing ammonia removal section corresponding to the outer side wall of the pore plate;
the system comprises a first pipeline, a desalted water spray head, a flowmeter and a desalted water regulating valve; the desalted water spray head, the flowmeter and the desalted water regulating valve are sequentially arranged on the first pipeline, and the desalted water spray head is arranged at the upper part in the ammonia washing and removing section;
a filler layer; the filler layer is arranged in the middle part of the ammonia washing and removing section;
a second pipe; the first end of the second pipeline penetrates from the upper part of the purified gas buffer storage section and is connected with a central hole of the pore plate;
a scrubber outlet pipe; the first end of the washing gas outlet pipe is connected with the upper end of the washing ammonia removal section, and the second end of the washing gas outlet pipe is connected with the lower part of the purified gas buffer storage section;
a grid plate; the grid plate is arranged in the purified gas buffer storage section and is positioned above the second end of the scrubbing outlet pipe; the side wall of the upper part of the purified gas buffer storage section is provided with a purified gas outlet, and the lower end of the purified gas buffer storage section is provided with a sewage outlet.
2. A carbonized ammonia cleaning device as claimed in claim 1, characterized in that an ammonia cleaner inlet valve is provided on the second conduit.
3. The carbonization ammonia washing device according to claim 1, wherein a third pipeline is connected to the dilute ammonia water outlet, and a dilute ammonia water outlet valve is arranged on the third pipeline.
4. A carbonized ammonia cleaning device according to claim 3, characterized in that the third pipe is arranged at a 5 ° gradient, the third pipe being located at a higher end near the ammonia cleaning section than at the other end.
5. The ammonia carbonization device as claimed in claim 1, wherein a purge gas outlet pipe is connected to the purge gas outlet.
6. The carbonization ammonia washing device according to claim 1, wherein a fourth pipeline is connected to the sewage outlet, and a sewage valve is arranged on the fourth pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321209488.XU CN220159606U (en) | 2023-05-18 | 2023-05-18 | Carbonization ammonia washing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321209488.XU CN220159606U (en) | 2023-05-18 | 2023-05-18 | Carbonization ammonia washing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220159606U true CN220159606U (en) | 2023-12-12 |
Family
ID=89064867
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321209488.XU Active CN220159606U (en) | 2023-05-18 | 2023-05-18 | Carbonization ammonia washing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220159606U (en) |
-
2023
- 2023-05-18 CN CN202321209488.XU patent/CN220159606U/en active Active
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| GR01 | Patent grant |