CN210409981U - Coke quenching tower flue gas takes off white dust pelletizing system - Google Patents
Coke quenching tower flue gas takes off white dust pelletizing system Download PDFInfo
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- CN210409981U CN210409981U CN201920645918.XU CN201920645918U CN210409981U CN 210409981 U CN210409981 U CN 210409981U CN 201920645918 U CN201920645918 U CN 201920645918U CN 210409981 U CN210409981 U CN 210409981U
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- tower
- pipe
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- smoke
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- 238000010791 quenching Methods 0.000 title claims abstract description 43
- 230000000171 quenching effect Effects 0.000 title claims abstract description 43
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 35
- 239000000571 coke Substances 0.000 title claims abstract description 34
- 239000003546 flue gas Substances 0.000 title claims abstract description 34
- 239000000428 dust Substances 0.000 title claims abstract description 24
- 238000005453 pelletization Methods 0.000 title claims abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 71
- 239000007921 spray Substances 0.000 claims abstract description 63
- 239000000779 smoke Substances 0.000 claims abstract description 62
- 238000012856 packing Methods 0.000 claims description 14
- 238000001816 cooling Methods 0.000 claims description 8
- 238000005507 spraying Methods 0.000 claims description 7
- 230000002087 whitening effect Effects 0.000 claims description 3
- 238000004891 communication Methods 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 230000000007 visual effect Effects 0.000 description 4
- 238000005265 energy consumption Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
- Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines
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- Chimneys And Flues (AREA)
Abstract
The utility model discloses a coke quenching tower flue gas takes off white dust pelletizing system, a serial communication port, include: the device comprises a first smoke pipe, a second smoke pipe, a spray tower, a fan, a heater, a chimney and an air source heat pump, wherein the upper end of the first smoke pipe is communicated with an upper inner cavity of the coke quenching tower, the lower end of the first smoke pipe is communicated with a lower inner cavity of the spray tower, the first spray pipe is communicated with a circulating water tank through a first water suction pump, and the bottom of the spray tower is communicated with the circulating water tank; the upper end of the second smoke pipe is communicated with the upper inner cavity of the spray tower, and the lower end of the second smoke pipe is communicated with the air exhaust end of the fan; one end of the heater is communicated with the air outlet end of the fan, and the other end of the heater is communicated with the inner cavity of the chimney; the evaporator of the air source heat pump is arranged in the water storage tank, and the condenser of the air source heat pump is arranged in the heater; the temperature is higher when the flue gas is heated to 75 ℃, is difficult to produce white flue gas.
Description
Technical Field
The utility model relates to a field is handled to the quenching flue gas, concretely relates to quenching tower flue gas takes off white dust pelletizing system.
Background
In order to achieve rapid coke quenching and reduce the coke temperature, a large amount of water is sprayed to complete the coke quenching, a large amount of water is contacted with high-temperature coke to form a large amount of flue gas, and compounds such as coke powder, phenol, sulfide, carbon monoxide and the like in the coke are carried away by quenching steam and discharged into the atmosphere, thereby causing serious pollution to the surrounding environment.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome above-mentioned technique not enough, provide a coke quenching tower flue gas whitening dust pelletizing system, solve among the prior art a large amount of water and meet high temperature coke, the evaporation is vapor to cause visual pollution's technical problem.
In order to achieve the technical purpose, the technical scheme of the utility model provides a coke quenching tower flue gas takes off white dust pelletizing system, a serial communication port, include: the device comprises a first smoke pipe, a second smoke pipe, a spray tower, a fan, a heater, a chimney, an air source heat pump, a coke quenching tower and a circulating water tank, wherein the upper end of the first smoke pipe is communicated with an upper inner cavity of the coke quenching tower, the lower end of the first smoke pipe is communicated with a lower inner cavity of the spray tower, a first spray pipe is arranged in the spray tower, the first spray pipe is communicated with the circulating water tank through a first water suction pump, and the bottom of the spray tower is also communicated with the circulating water tank; the upper end of the second smoke pipe is communicated with the upper inner cavity of the spray tower, and the lower end of the second smoke pipe is communicated with the air exhaust end of the fan; one end of the heater is communicated with the air outlet end of the fan, and the other end of the heater is communicated with the inner cavity of the chimney; the evaporator of the air source heat pump is arranged in the circulating water pool, and the condenser of the air source heat pump is arranged in the heater.
Compared with the prior art, the beneficial effects of the utility model include: the fan is used for guiding the smoke in the coke quenching tower to move in sequence along the first smoke pipe, the spray tower, the second smoke pipe, the fan, the heater and the chimney, and cold water sprayed by the first spray pipe in the spray tower is used for removing dust and partial harmful gas in the smoke and simultaneously recovering most of water vapor in the smoke; the purified flue gas enters the heater, is heated to more than 75 ℃, and is discharged to the atmosphere from the chimney, and the flue gas is heated to 75 ℃ at a higher temperature and is not easily cooled by cold air in the atmosphere to generate white flue gas, so that visual pollution is avoided; the condenser of the air source heat pump is used for heating the flue gas flowing through the heater, and the evaporator of the air source heat pump is used for reducing the temperature of water in the circulating pool, so that waste of a heat source and a cold source is avoided, and energy consumption is saved.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of a flue gas de-whitening and dust removing system of a quenching tower provided by the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1, the present embodiment provides a system for removing white dust and smoke from a quenching tower, including: the device comprises a first smoke pipe 1, a second smoke pipe 2, a spray tower 3, a demister 4, a fan 5, a heater 6, a chimney 7, an air source heat pump, a quenching tower a and a circulating water tank b.
The upper end of the first smoke pipe 1 is communicated with an upper inner cavity of a coke quenching tower a, the lower end of the first smoke pipe 1 is communicated with a lower inner cavity of the spray tower 3, a first spray pipe 3a is arranged in the spray tower 3, the first spray pipe 3a is communicated with a circulating water tank b through a first water suction pump c, and the bottom of the spray tower 3 is communicated with the circulating water tank b; the upper end of the second smoke tube 2 is communicated with the upper inner cavity of the spray tower 3, and the lower end of the second smoke tube 2 is communicated with the air exhaust end of the fan 5; one end of the heater 6 is communicated with the air outlet end of the fan 5, and the other end of the heater 6 is communicated with the inner cavity of the chimney 7; an evaporator (not shown) of the air source heat pump is arranged in the circulating water pool b, and a condenser (not shown) of the air source heat pump is arranged in the heater 6; the fan 5 is used for guiding the flue gas in the quenching tower a to move sequentially along the first smoke pipe 1, the spray tower 3, the second smoke pipe 2, the fan 5, the heater 6 and the chimney 7, and the cold water sprayed by the first spray pipe 3a in the spray tower 3 is used for removing dust and partial harmful gas in the flue gas; the purified flue gas enters the heater 6, is heated to a temperature higher than 75 ℃, and is discharged into the atmosphere from the chimney 7, and the flue gas is heated to a temperature higher than 75 ℃ and is not easily cooled by cold air in the atmosphere to generate white flue gas, so that visual pollution is avoided; the condenser of the air source heat pump is used for heating the flue gas flowing through the heater 6, and the evaporator of the air source heat pump is used for reducing the temperature of water in the circulating pool b, so that waste of a heat source and a cold source is avoided, and energy consumption is saved; the lower end edge of the spray tower 3 is provided with an annular water tank e, the annular water tank e is used for carrying out water sealing on the lower end of the spray tower 3, the lower end of the spray tower 3 is provided with a water guide hole or/and a water guide pipe communicated with the annular water tank e, the water guide hole and the water outlet end of the water guide pipe are arranged below the water surface of the annular water tank, and water flow in the annular water tank flows to the circulating water tank.
The air source heat pump is characterized in that a heat exchange air pipe (not shown in the figure) is arranged in the heater 6, two ends of the heat exchange air pipe are connected with an external steam pipe network, the heat exchange air pipe can be directly communicated with a steam pipe network of a factory during specific implementation, when the air temperature is below 0 ℃, the working efficiency of the air source heat pump is low, at the moment, the air source heat pump can be closed, the heat exchange air pipe is communicated with the steam pipe network of the factory, and the heat exchange air pipe is used for heating smoke in the heater.
Preferably, the coke quenching tower flue gas white-removing and dust-removing system further comprises a cooling tower 8, the upper end of the cooling tower 8 is communicated with the circulating water tank b or the lower inner cavity of the spray tower 3 through a second water suction pump d, the lower end of the cooling tower 8 is communicated with the circulating water tank b, and the cooling tower 8 further accelerates the cooling speed of water in the circulating water tank b.
In this embodiment, the bottom of the chimney 7 is provided with a drain pipe for draining rainwater falling into the chimney 7.
In this embodiment, the number of the first spray pipes 3a is plural, and the plural first spray pipes 3a are sequentially arranged at intervals along the height direction of the spray tower 3; a plurality of first packing layers 3b are arranged in the spray tower 3, the first packing layers 3b are sequentially arranged at intervals along the height direction of the spray tower 3, at least one first spray pipe 3a is arranged between every two adjacent first packing layers 3b, and water flow sprayed by the first spray pipes 3a impacts the first packing layers 3 b.
A second spraying pipe 1a is arranged in the first smoke pipe 1, and the second spraying pipe 1a is communicated with the circulating water tank b through a third water suction pump f; the number of the second spraying pipes 1a is multiple, and the second spraying pipes 1a are sequentially arranged at intervals along the height direction of the first smoke pipe 1; a plurality of second packing layers 1b are arranged in the first smoke tube 1, the second packing layers 1b are sequentially arranged at intervals along the height direction of the first smoke tube 1, at least one second spraying pipe 1a is arranged between every two adjacent second packing layers 1b, and water flow sprayed by the second spraying pipes 1a impacts the second packing layers 1b, so that the smoke purification effect is further improved; the coke quenching tower flue gas whitening and dust removing system further comprises a first air pressure sensor 1c for detecting the pressure of the inner cavity of the first smoke pipe 1, a first temperature sensor 1d for detecting the temperature of the inner cavity of the first smoke pipe 1, a second air pressure sensor 2a for detecting the pressure of the inner cavity of the second smoke pipe 2 and a second temperature sensor 2b for detecting the temperature of the inner cavity of the second smoke pipe 2, so that a user can monitor the temperature and the air pressure in the first smoke pipe 1 and the second smoke pipe 2 in real time.
The demister 4 is arranged in the spray tower 3, the demister 4 is positioned above the first spray pipe 3a, and the position where the second smoke pipe 2 is communicated with the spray tower 3 is positioned above the demister 4, so that the water vapor in the purified gas is reduced, and the generation of white smoke is further reduced.
In this embodiment, the top of the quenching tower a is provided with an access opening communicated with an inner cavity of the quenching tower a, the top of the quenching tower a is further provided with an access door for closing/opening the access opening, and after the access door is opened, flue gas can be directly discharged from the access opening, so that workers can conveniently overhaul the first smoke pipe 1, the spray tower 3, the second smoke pipe 2, the fan 5, the heater 6 and the chimney 7.
The working principle is as follows: the fan 5 is used for guiding the flue gas in the quenching tower a to move sequentially along the first smoke pipe 1, the spray tower 3, the second smoke pipe 2, the fan 5, the heater 6 and the chimney 7, and the cold water sprayed by the first spray pipe 3a in the spray tower 3 is used for removing dust and partial harmful gas in the flue gas and simultaneously recovering most of water vapor in the flue gas; the purified flue gas enters the heater 6, is heated to a temperature higher than 75 ℃, and is discharged into the atmosphere from the chimney 7, and the flue gas is heated to a temperature higher than 75 ℃ and is not easily cooled by cold air in the atmosphere to generate white flue gas, so that visual pollution is avoided; the condenser of the air source heat pump is used for heating the flue gas flowing through the heater 6, and the evaporator of the air source heat pump is used for reducing the temperature of water in the circulating pool b, so that waste of a heat source and a cold source is avoided, and energy consumption is saved.
The above description of the present invention does not limit the scope of the present invention. Any other corresponding changes and modifications made according to the technical idea of the present invention should be included in the scope of the claims of the present invention.
Claims (10)
1. The utility model provides a quenching tower flue gas de-whitening dust pelletizing system which characterized in that includes: the device comprises a first smoke pipe, a second smoke pipe, a spray tower, a fan, a heater, a chimney, an air source heat pump, a coke quenching tower and a circulating water tank, wherein the upper end of the first smoke pipe is communicated with an upper inner cavity of the coke quenching tower, the lower end of the first smoke pipe is communicated with a lower inner cavity of the spray tower, a first spray pipe is arranged in the spray tower, the first spray pipe is communicated with the circulating water tank through a first water suction pump, and the bottom of the spray tower is also communicated with the circulating water tank; the upper end of the second smoke pipe is communicated with the upper inner cavity of the spray tower, and the lower end of the second smoke pipe is communicated with the air exhaust end of the fan; one end of the heater is communicated with the air outlet end of the fan, and the other end of the heater is communicated with the inner cavity of the chimney; the evaporator of the air source heat pump is arranged in the circulating water pool, and the condenser of the air source heat pump is arranged in the heater.
2. The system for removing the coke quenching tower smoke through whitening and dedusting as claimed in claim 1, wherein a heat exchange air pipe is arranged in the heater, and two ends of the heat exchange air pipe are connected with an external steam pipe network.
3. The system for removing the coke quenching tower smoke from the white dust and the dust of the coke quenching tower as claimed in claim 1, further comprising a cooling tower, wherein the upper end of the cooling tower is communicated with the circulating water tank or the lower inner cavity of the spray tower through a second water suction pump, and the lower end of the cooling tower is communicated with the circulating water tank.
4. The coke quenching tower flue gas de-whitening and dust removing system as claimed in claim 1, wherein a drain pipe is arranged at the bottom of the chimney.
5. The system for removing the coke quenching tower smoke from the coke quenching tower and the dust, according to claim 1, is characterized in that an annular water tank is arranged at the lower end edge of the spray tower, a water guide hole or/and a water guide pipe communicated with the annular water tank are/is arranged at the lower end of the spray tower, the water outlet end of the water guide hole or/and the water guide pipe is/are arranged below the water surface of the annular water tank, and water flow in the annular water tank flows to the circulating water tank.
6. The system for removing the coke quenching tower smoke and the white dust in the coke quenching tower flue gas according to claim 1, wherein the number of the first spray pipes is multiple, and the multiple first spray pipes are sequentially arranged at intervals along the height direction of the spray tower.
7. The system for removing the coke quenching tower smoke and the white dust in the coke quenching tower as claimed in claim 6, wherein a plurality of first packing layers are arranged in the spray tower, the first packing layers are sequentially arranged at intervals along the height direction of the spray tower, and at least one first spray pipe is arranged between every two adjacent first packing layers.
8. The system for removing the coke quenching tower smoke from the white dust and the dust of the coke quenching tower as claimed in claim 1, wherein a second spray pipe is arranged in the first smoke pipe, and the second spray pipe is communicated with the circulating water tank through a third water suction pump.
9. The system for removing white dust and dust in the smoke of the quenching tower as claimed in claim 8, wherein the number of the second spray pipes is multiple, and the second spray pipes are sequentially arranged at intervals along the height direction of the first smoke pipe.
10. The system for removing the coke quenching tower smoke and the white dust in the coke quenching tower as claimed in claim 9, wherein a plurality of second packing layers are arranged in the first smoke pipe, the second packing layers are sequentially arranged at intervals along the height direction of the first smoke pipe, and at least one second spraying pipe is arranged between every two adjacent second packing layers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920645918.XU CN210409981U (en) | 2019-05-07 | 2019-05-07 | Coke quenching tower flue gas takes off white dust pelletizing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920645918.XU CN210409981U (en) | 2019-05-07 | 2019-05-07 | Coke quenching tower flue gas takes off white dust pelletizing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210409981U true CN210409981U (en) | 2020-04-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920645918.XU Expired - Fee Related CN210409981U (en) | 2019-05-07 | 2019-05-07 | Coke quenching tower flue gas takes off white dust pelletizing system |
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| Country | Link |
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| CN (1) | CN210409981U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110102127A (en) * | 2019-05-07 | 2019-08-09 | 武汉世纪友源能源设备有限公司 | A kind of quenching tower flue gas takes off white dust pelletizing system |
-
2019
- 2019-05-07 CN CN201920645918.XU patent/CN210409981U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110102127A (en) * | 2019-05-07 | 2019-08-09 | 武汉世纪友源能源设备有限公司 | A kind of quenching tower flue gas takes off white dust pelletizing system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200428 |