CN211753959U - Outer U type desulfurizing tower - Google Patents
Outer U type desulfurizing tower Download PDFInfo
- Publication number
- CN211753959U CN211753959U CN202020223124.7U CN202020223124U CN211753959U CN 211753959 U CN211753959 U CN 211753959U CN 202020223124 U CN202020223124 U CN 202020223124U CN 211753959 U CN211753959 U CN 211753959U
- Authority
- CN
- China
- Prior art keywords
- interface
- spraying
- inlet pipe
- smoke inlet
- flue gas
- 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.)
- Active
Links
- 230000003009 desulfurizing effect Effects 0.000 title claims abstract description 16
- 238000005507 spraying Methods 0.000 claims abstract description 89
- 239000000779 smoke Substances 0.000 claims abstract description 71
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 52
- 239000003546 flue gas Substances 0.000 claims abstract description 52
- 238000006477 desulfuration reaction Methods 0.000 claims abstract description 37
- 230000023556 desulfurization Effects 0.000 claims abstract description 37
- 238000005070 sampling Methods 0.000 claims abstract description 17
- 239000007788 liquid Substances 0.000 claims description 46
- 239000007921 spray Substances 0.000 claims description 13
- 238000012544 monitoring process Methods 0.000 claims description 11
- 238000009434 installation Methods 0.000 abstract description 3
- 238000005406 washing Methods 0.000 description 11
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 239000013535 sea water Substances 0.000 description 3
- 241000208125 Nicotiana Species 0.000 description 2
- 235000002637 Nicotiana tabacum Nutrition 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000003472 neutralizing effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- XTQHKBHJIVJGKJ-UHFFFAOYSA-N sulfur monoxide Chemical class S=O XTQHKBHJIVJGKJ-UHFFFAOYSA-N 0.000 description 1
- 229910052815 sulfur oxide Inorganic materials 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
Images
Landscapes
- Treating Waste Gases (AREA)
Abstract
The utility model discloses an external U-shaped desulfurizing tower, which comprises a desulfurizing tower body, a square smoke inlet pipe and a spraying assembly, wherein the cross section of the square smoke inlet pipe is square; the top of the square smoke inlet pipe is provided with a smoke inlet, and the bottom of the square smoke inlet pipe is provided with a smoke outlet; the square smoke inlet pipe is communicated with the lower part of the desulfurization tower body through a smoke outlet; the top of the desulfurization tower body is provided with an exhaust outlet, and the bottom of the desulfurization tower body is provided with a residue discharge port; a flue gas sampling interface is arranged on the tower wall below the exhaust outlet; a demister spraying interface is arranged below the flue gas sampling interface; a reverse spraying device is arranged below the spraying interface of the demister; a support is vertically arranged below the square smoke inlet pipe; and a discharge pipe is arranged on the pipe wall on the left side of the support in parallel. The utility model discloses not only the size is little for installation area is little, does not influence the cargo capacity of boats and ships moreover, thereby has reduced the cost of transportation, satisfies the application requirement, has extensive suitability.
Description
Technical Field
The utility model relates to a desulfurizing tower especially relates to an outer U type desulfurizing tower.
Background
The pollution and harm of the sulfur oxides in the exhaust gas discharged by ships to the atmospheric environment and the marine environment become more and more serious, and the desulfurization technology is being widely applied to the ship industry along with the enhancement of the awareness of environmental protection. The seawater desulfurization method is a mature desulfurization technology developed in recent decades, and effectively removes SO2 in flue gas by fully utilizing the acid-base buffering capacity and strong acid gas neutralizing capacity of natural seawater. The seawater desulfurization process has the advantages of simple flow, high efficiency, environmental protection, high reliability and high economical efficiency, and causes less pollution to the ecological environment, so the method is considered to be one of more ideal ship waste gas treatment methods.
However, the existing external U-shaped desulfurization tower body has huge shape and large installation occupied area, and seriously influences the cargo capacity of ships, thereby increasing the transportation cost, being incapable of meeting the application requirements and being suitable for all ship shapes.
SUMMERY OF THE UTILITY MODEL
In order to solve the defects of the prior art, the utility model provides an outer U-shaped desulfurizing tower.
In order to solve the technical problem, the utility model discloses a technical scheme is: an outer U-shaped desulfurizing tower comprises a desulfurizing tower body, a square smoke inlet pipe and a spraying assembly, wherein the cross section of the square smoke inlet pipe is square; the top of the square smoke inlet pipe is provided with a smoke inlet, and the bottom of the square smoke inlet pipe is provided with a smoke outlet; the square smoke inlet pipe is communicated with the lower part of the desulfurization tower body through a smoke outlet;
the top of the desulfurization tower body is provided with an exhaust outlet, and the bottom of the desulfurization tower body is provided with a residue discharge port; a flue gas sampling interface is arranged on the tower wall below the exhaust outlet; a demister spraying interface is arranged below the flue gas sampling interface; a reverse spraying device is arranged below the spraying interface of the demister;
the spraying component comprises a forward spraying device and a reverse spraying device which are sequentially arranged along the smoke flowing direction; the liquid sprayed by the reverse spraying device is opposite to the flowing direction of the flue gas; the reverse spraying device comprises an upper layer spraying interface and a lower layer spraying interface which are arranged from top to bottom in sequence; a middle upper layer spraying interface and a middle lower layer spraying interface are sequentially arranged between the upper layer spraying interface and the lower layer spraying interface;
the liquid sprayed along the spraying device has the same flowing direction with the flue gas; the downstream spraying device is arranged in the square smoke inlet pipe; the downstream spraying device comprises a pre-spraying lower interface and a pre-spraying upper interface; the pre-spraying upper interface is positioned between the flue gas inlet and the pre-spraying lower interface;
a support is vertically arranged below the square smoke inlet pipe; and a discharge pipe is arranged on the pipe wall on the left side of the support in parallel.
Further, a flue gas monitor for monitoring the concentration of SO2 is arranged at the flue gas sampling interface.
Furthermore, a monitoring assembly is also arranged in the desulfurization tower body; the monitoring component comprises a low liquid level alarm, a high liquid level alarm, a temperature sensor and a differential pressure sensor; the high liquid level alarm is positioned below the smoke outlet of the square smoke inlet pipe; a low liquid level alarm is arranged below the high liquid level alarm; the low liquid level alarm is positioned above the residue discharge port; the height difference between the low liquid level alarm and the high liquid level alarm is 40-50 cm.
Further, the differential pressure sensor is arranged at the interface of the differential pressure sensor; the pressure difference sensor interface is arranged on the tower wall between the flue gas sampling interface and the demister spraying interface.
Further, a temperature sensor is arranged at the temperature sensor interface; the temperature sensor interface is positioned below the pre-spraying lower interface.
Further, a demister is arranged at the spraying interface of the demister.
Further, the lower layer of spraying interface is positioned above the smoke outlet of the square smoke inlet pipe.
The utility model discloses not only the size is little for installation area is little, does not influence the cargo capacity of boats and ships moreover, thereby has reduced the cost of transportation, satisfies the application requirement, has extensive suitability.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a top view of fig. 1.
Fig. 3 is a bottom view of fig. 1.
Fig. 4 is a perspective view of fig. 1.
In the figure: 1. an exhaust outlet; 2. a flue gas sampling interface; 3. a demister spray interface; 4. an upper layer spray interface; 5. a middle upper layer spray interface; 6. middle and lower layer spray interfaces; 7. a lower layer spray interface; 8. a high liquid level alarm; 9. a low liquid level alarm; 10. residue discharge; 11. a support; 12. a temperature sensor interface; 13. pre-spraying a lower interface; 14. pre-spraying an upper interface; 15. a flue gas inlet; 16. a differential pressure sensor interface; 17. a square smoke inlet pipe; 18. and (4) discharging the pipe.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
The outer U-shaped desulfurizing tower shown in the figures 1-4 comprises a desulfurizing tower body, a square smoke inlet pipe 17 and a spraying assembly, wherein a plurality of manholes are formed in the desulfurizing tower body; the cross section of the square smoke inlet pipe 17 is square; the top of the square smoke inlet pipe 17 is provided with a smoke inlet 15, and the bottom is provided with a smoke outlet; the square smoke inlet pipe 17 is communicated with the lower part of the desulfurization tower body through a smoke outlet; the smoke inlet 15 is communicated with an exhaust port of the engine; the flue gas enters the desulfurization tower body through the square smoke inlet pipe 17, under the condition of equal resistance, compared with the existing round smoke inlet pipe, the bending radius of the square smoke inlet pipe 17 is reduced, the distance between the square smoke inlet pipe 17 and the desulfurization tower body is reduced, and the cross-sectional area of the bend angle of the smoke inlet pipe is reduced by changing the shape of the smoke inlet pipe;
the top of the desulfurization tower body is provided with an exhaust outlet 1, and the bottom of the desulfurization tower body is provided with a residue discharge port 10; a flue gas sampling interface 2 is arranged on the tower wall below the exhaust outlet 1; a demister spray interface 3 is arranged below the flue gas sampling interface 2; a reverse spraying device is arranged below the demister spraying interface 3; the demister spraying interface 3 is provided with a demister. And a flue gas monitor for monitoring the concentration of SO2 is arranged at the flue gas sampling interface 2. Through setting up flue gas monitor real-time supervision for the flue gas that discharges from exhaust outlet 1 accords with emission standard.
The flue gas passes through the curved passage of defroster, separates out the liquid drop that entrains in the air current under the effect of inertial force and gravity. The flue gas after the desulfurization flows through the defroster with certain speed, and the flue gas is by quick, the change direction of motion in succession, and because of centrifugal force and inertial effect, the droplet in the flue gas is strikeed and is got off by the entrapment on the defroster blade, and the droplet collects and forms rivers, because of the effect of gravity, falls to the thick liquid pond in, has realized gas-liquid separation for the flue gas of the defroster of flowing through reaches and discharges after the defogging requirement.
The spraying component comprises a forward spraying device and a reverse spraying device which are sequentially arranged along the smoke flowing direction; the liquid sprayed by the reverse spraying device is opposite to the flowing direction of the flue gas; the reverse spraying device comprises an upper layer spraying interface 4 and a lower layer spraying interface 7 which are arranged from top to bottom in sequence; a middle upper layer spraying interface 5 and a middle lower layer spraying interface 6 are sequentially arranged between the upper layer spraying interface 4 and the lower layer spraying interface 7; the lower layer spraying interface 7 is positioned above the smoke outlet of the square smoke inlet pipe 17. The spraying liquid in the spraying component contacts with the flue gas to react, so that the desulfurization effect is achieved. The washing water enters the inside of the desulfurization tower body, falls down after being sprayed and atomized by the reverse spraying device and undergoes chemical reaction with the rising flue gas, thereby absorbing sulfur dioxide in the original flue gas.
The liquid sprayed along the spraying device has the same flowing direction with the flue gas; the spraying device is arranged in the square smoke inlet pipe 17; the downstream spraying device comprises a pre-spraying lower interface 13 and a pre-spraying upper interface 14; the pre-spraying upper connector 14 is positioned between the flue gas inlet 15 and the pre-spraying lower connector 13; the washing water falls after being sprayed and atomized by the spraying device, and the effect of reducing the temperature of the flue gas is achieved.
A support 11 is vertically arranged below the square smoke inlet pipe 17; the support 11 plays a supporting role, and the square smoke inlet pipe 17 can stably and normally work in the running process of the ship; a discharge pipe 18 is arranged on the left pipe wall of the support 11 in parallel. The drain pipe 18 is used for discharging the washing liquid falling in the square smoke inlet pipe 17.
A monitoring component is also arranged in the desulfurizing tower body; the monitoring component comprises a low liquid level alarm 9, a high liquid level alarm 8, a temperature sensor and a differential pressure sensor; the high liquid level alarm 8 is positioned below the smoke outlet of the square smoke inlet pipe 17; a low liquid level alarm 9 is arranged below the high liquid level alarm 8; the low liquid level alarm 9 is positioned above the residue discharge opening 10; the height difference between the low liquid level alarm 9 and the high liquid level alarm 8 is 40-50 cm. When the water storage amount in the tower body reaches a set value, the low liquid level alarm 9 gives an alarm; if the high liquid level alarm 8 gives an alarm, the machine is stopped to prevent the washing liquid from entering the square smoke inlet pipe 17 to influence the emission treatment of the smoke and the normal work of the engine.
The differential pressure sensor is arranged at the differential pressure sensor interface 16; the pressure difference sensor interface 16 is arranged on the tower wall between the flue gas sampling interface 2 and the demister spraying interface 3. The differential pressure sensor is used for monitoring pressure, scaling phenomenon can exist in the pipeline, and if the pipeline is blocked, the smoke pressure can be increased, and normal work is influenced.
The temperature sensor is arranged at the temperature sensor interface 12; the temperature sensor interface 12 is located below the pre-spray lower interface 13. The temperature sensor is used for monitoring the temperature of the flue gas and ensuring normal desulfurization.
Flue gas flow direction: after the flue gas of the ship power equipment is gathered through a pipeline, the flue gas firstly enters a square smoke inlet pipe 17 through a flue gas inlet 15, a downstream spraying device is arranged at the upper end of the square smoke inlet pipe 17, the cross section of the square smoke inlet pipe 17 is square after pre-cooling spraying, and the flue gas enters a desulfurization tower body along a flue gas outlet; the washing that the contrary spray set four layers sprayed in the desulfurization tower body back gets into the defroster, goes out the desulfurization tower body after the flue gas detector sampling inspection at flue gas sampling interface 2, discharges to the atmosphere.
The washing water flows in the direction: the washing water in the square smoke inlet pipe 17 passes through the pre-spraying upper connector 14 and the pre-spraying lower connector 13 in sequence and is finally discharged through the discharge pipe 18; washing water of the upper layer spraying interface 4, the middle and upper layer spraying interface 5, the middle and lower layer spraying interface 6 and the lower layer spraying interface 7 enters the desulfurization tower body, falls down after being sprayed and atomized and generates chemical reaction with rising flue gas, so that sulfur dioxide in the original flue gas is absorbed, and the falling washing liquid falls to the bottom of the desulfurization tower body and is discharged through the residue discharge port 10; the lower end of the desulfurization tower body is lower than the square smoke inlet pipe 17, and a low liquid level alarm 9 and a high liquid level alarm 8 are sequentially arranged at the position, so that the situation that the liquid level of the washing liquid is too high and the washing liquid flows into the square smoke inlet pipe 17 is avoided.
The utility model discloses a change the shape of advancing the tobacco pipe way, reduce into tobacco pipe bent angle crosscut area, not only install area little, the volume of carrying cargo is big moreover, has increased the volume of carrying cargo of boats and ships simultaneously, has reduced cost of transportation. In addition, the design structure is simple, the operation is convenient, and the device can be widely applied to ships needing the outer U-shaped desulfurizing tower.
The above embodiments are not intended to limit the present invention, and the present invention is not limited to the above examples, and the technical personnel in the technical field are in the present invention, which can also belong to the protection scope of the present invention.
Claims (7)
1. The utility model provides an outer U type desulfurizing tower, includes the desulfurizing tower body, its characterized in that: the device also comprises a square smoke inlet pipe (17) and a spraying assembly, wherein the cross section of the square smoke inlet pipe (17) is square; the top of the square smoke inlet pipe (17) is provided with a smoke inlet (15), and the bottom is provided with a smoke outlet; the square smoke inlet pipe (17) is communicated with the lower part of the desulfurization tower body through a smoke outlet;
the top of the desulfurization tower body is provided with an exhaust outlet (1), and the bottom of the desulfurization tower body is provided with a residue discharge port (10); a flue gas sampling interface (2) is arranged on the tower wall below the exhaust outlet (1); a demister spray interface (3) is arranged below the flue gas sampling interface (2); a reverse spraying device is arranged below the demister spraying interface (3);
the spraying assembly comprises a forward spraying device and a reverse spraying device which are sequentially arranged along the smoke flowing direction; the liquid sprayed by the reverse spraying device is opposite to the flowing direction of the flue gas; the reverse spraying device comprises an upper layer spraying interface (4) and a lower layer spraying interface (7) which are arranged from top to bottom in sequence; a middle upper layer spray interface (5) and a middle lower layer spray interface (6) are sequentially arranged between the upper layer spray interface (4) and the lower layer spray interface (7);
the liquid sprayed along the spraying device has the same flowing direction with the flue gas; the spraying device is arranged in the square smoke inlet pipe (17); the downstream spraying device comprises a pre-spraying lower interface (13) and a pre-spraying upper interface (14); the pre-spraying upper connector (14) is positioned between the flue gas inlet (15) and the pre-spraying lower connector (13);
a support (11) is vertically arranged below the square smoke inlet pipe (17); and a discharge pipe (18) is arranged on the left pipe wall of the support (11) in parallel.
2. The outer U-shaped desulfurization tower of claim 1, wherein: and a flue gas monitor for monitoring the concentration of SO2 is arranged at the flue gas sampling interface (2).
3. The outer U-shaped desulfurization tower of claim 2, wherein: a monitoring assembly is also arranged in the desulfurization tower body; the monitoring assembly comprises a low liquid level alarm (9), a high liquid level alarm (8), a temperature sensor and a differential pressure sensor; the high liquid level alarm (8) is positioned below the smoke outlet of the square smoke inlet pipe (17); a low liquid level alarm (9) is arranged below the high liquid level alarm (8); the low liquid level alarm (9) is positioned above the residue discharge port (10); the height difference between the low liquid level alarm (9) and the high liquid level alarm (8) is 40-50 cm.
4. An outer U-shaped desulfurization tower according to claim 3, characterized in that: the differential pressure sensor is arranged at a differential pressure sensor interface (16); the pressure difference sensor interface (16) is arranged on the tower wall between the flue gas sampling interface (2) and the demister spraying interface (3).
5. The outer U-shaped desulfurization tower of claim 4, wherein: the temperature sensor is arranged at the temperature sensor interface (12); the temperature sensor interface (12) is positioned below the pre-spraying lower interface (13).
6. The outer U-shaped desulfurization tower of claim 5, wherein: the demister is arranged at the demister spraying interface (3).
7. The outer U-shaped desulfurization tower of claim 6, wherein: the lower layer spraying interface (7) is positioned above the smoke outlet of the square smoke inlet pipe (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020223124.7U CN211753959U (en) | 2020-02-27 | 2020-02-27 | Outer U type desulfurizing tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020223124.7U CN211753959U (en) | 2020-02-27 | 2020-02-27 | Outer U type desulfurizing tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211753959U true CN211753959U (en) | 2020-10-27 |
Family
ID=72910765
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020223124.7U Active CN211753959U (en) | 2020-02-27 | 2020-02-27 | Outer U type desulfurizing tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211753959U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113818940A (en) * | 2021-09-27 | 2021-12-21 | 山东佩森环保科技有限公司 | System and method for generating power by using waste heat of ship desulfurization pre-cooling water |
-
2020
- 2020-02-27 CN CN202020223124.7U patent/CN211753959U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113818940A (en) * | 2021-09-27 | 2021-12-21 | 山东佩森环保科技有限公司 | System and method for generating power by using waste heat of ship desulfurization pre-cooling water |
| CN113818940B (en) * | 2021-09-27 | 2025-01-28 | 山东佩森环保科技有限公司 | A system and method for generating electricity using waste heat from ship desulfurization pre-cooling water |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102112207A (en) | Washing device and washing method for marine exhaust flue gases | |
| CN104607017B (en) | A kind of H type flue-gas dust-removing and desulfurization tower and flue gas desulfurization technique | |
| CN101259364A (en) | Wet desulphurization technique for sintered flue gas | |
| CN104607021B (en) | Double-circulating flue gas dust removal desulfurization tower and flue gas desulfurization method | |
| CN108211749B (en) | Wet desulfurization spray tower and desulfurization method | |
| CN211753959U (en) | Outer U type desulfurizing tower | |
| CN104607009B (en) | Flue-gas dust-removing and desulfurization tower and fume desulphurization method | |
| CN111589283A (en) | A kind of method for efficiently removing sulfur dioxide in tail gas | |
| CN108499239B (en) | High-efficient multistage defroster | |
| CN104607022B (en) | A kind of H type flue-gas dust-removing and desulfurization reactor and fume desulphurization method | |
| CN104607007A (en) | Flue gas dust removal desulfurization reactor and flue gas desulfurization method | |
| CN201445885U (en) | Desulfuration and dedusting device | |
| CN104607008B (en) | Double-circulating flue gas dust removal desulfurization tower and flue gas desulfurization method | |
| CN202590581U (en) | Defogger adapted to changes in gas flow | |
| CN208057197U (en) | Marine diesel exhaust gas recirculation device | |
| CN104607020B (en) | Flue-gas dust-removing and desulfurization reactor and fume desulphurization method | |
| CN209173617U (en) | A kind of new and effective desulphurizing and dust-removing integral rotating stream tray scrubber | |
| CN108499230B (en) | High-efficient rotary type defroster | |
| CN202983515U (en) | Seawater desulfurizing device for tail gas of marine diesel engines | |
| CN213433572U (en) | Ammonia process double-cycle desulfurization denitration dust removal washing absorption tower | |
| CN110711448A (en) | A descending spiral dust removal device | |
| CN115282753A (en) | Ship exhaust gas desulfurization, denitrification and dust removal integrated device | |
| CN106124707B (en) | Detecting device for paper mill boiler wet desulphurization flue gas | |
| CN211302590U (en) | Compact marine I type scrubbing tower | |
| CN108005759A (en) | Marine diesel exhaust gas recirculation device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |