CN210171170U - Solid hazardous waste sintering flue gas deodorization system - Google Patents
Solid hazardous waste sintering flue gas deodorization system Download PDFInfo
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- CN210171170U CN210171170U CN201920935289.4U CN201920935289U CN210171170U CN 210171170 U CN210171170 U CN 210171170U CN 201920935289 U CN201920935289 U CN 201920935289U CN 210171170 U CN210171170 U CN 210171170U
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- Prior art keywords
- flue gas
- communicated
- outlet
- chimney
- water removal
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- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 51
- 239000003546 flue gas Substances 0.000 title claims abstract description 51
- 238000004332 deodorization Methods 0.000 title claims abstract description 18
- 238000005245 sintering Methods 0.000 title claims abstract description 18
- 239000007787 solid Substances 0.000 title claims abstract description 11
- 239000002920 hazardous waste Substances 0.000 title claims abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 26
- 230000003009 desulfurizing effect Effects 0.000 claims abstract description 8
- 238000006477 desulfuration reaction Methods 0.000 claims abstract description 6
- 230000023556 desulfurization Effects 0.000 claims abstract description 6
- 230000001877 deodorizing effect Effects 0.000 claims description 4
- 230000008676 import Effects 0.000 claims 1
- 239000002699 waste material Substances 0.000 claims 1
- 150000002500 ions Chemical class 0.000 abstract description 8
- 230000005284 excitation Effects 0.000 abstract 1
- 150000003254 radicals Chemical class 0.000 abstract 1
- 238000006243 chemical reaction Methods 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 239000004519 grease Substances 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- Treating Waste Gases (AREA)
Abstract
The utility model relates to a solid hazardous waste sintering flue gas deodorization system, which comprises a first draught fan for introducing flue gas to be treated into the system, wherein the air inlet of the first draught fan is communicated with a flue gas inlet pipe, the air outlet of the first draught fan is communicated with a desulfurizing tower inlet for desulfurization treatment, the outlet of the desulfurizing tower is communicated with a dewatering tank, the dewatering tank is also communicated with a chimney, and the treated flue gas is discharged outwards from the chimney; the device also comprises a plasma generating device for generating high-energy electrons, and a connecting channel is arranged between the plasma generating device and the water removal tank. The utility model discloses 1) directly inject high energy electron, ion, free radical and excitation molecule etc. that plasma equipment (being plasma generating device) produced into the dewatering jar through the connecting channel, avoid the flue gas to directly get into plasma equipment and cause the damage to its discharge disc, improved equipment utilization; 2) can obviously improve the deodorization efficiency of the flue gas (from about 40 percent to more than 95 percent).
Description
Technical Field
The utility model relates to an industrial exhaust emission clean system technical field especially relates to a solid hazardous waste sintering flue gas deodorization system.
Background
Generally, the sintering flue gas of solid hazardous waste is desulfurized and then passes through a water removal tank, and then is deodorized by a low-temperature plasma device. The sintering flue gas has the following characteristics after being desulfurized:
1. the temperature of the flue gas is about 60 ℃;
2. the water content in the smoke is large (22%);
3. the sintering flue gas contains a small amount of grease compounds.
After entering the low-temperature plasma equipment, the desulfurized sintering flue gas passes through a discharge disc of the low-temperature plasma equipment, and the following conditions occur:
1. the sintering flue gas contains a small amount of grease compounds, so that the surface of the discharge disc is adhered, the short circuit of the discharge disc is caused, the discharge disc is burnt, and the operation rate of equipment is low;
2. the sintering flue gas has large water content, so that high-energy electron energy generated by low-temperature plasma is consumed by water, the deodorization efficiency is low (about 40%), and the discharged flue gas needs to be subjected to subsequent treatment.
In view of the above, there is a need to provide a flue gas deodorizing system that overcomes the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the not enough of prior art, provide a solid hazardous waste sintering flue gas deodorization system, solved among the prior art problem that flue gas deodorization system equipment operation rate and deodorization are inefficient.
The utility model discloses a realize through following technical scheme:
a solid hazardous waste sintering flue gas deodorization system comprises a first induced draft fan used for introducing flue gas to be treated into the system, wherein an air inlet of the first induced draft fan is communicated with a flue gas inlet pipe, an air outlet of the first induced draft fan is communicated with an inlet of a desulfurization tower for desulfurization treatment, an outlet of the desulfurization tower is communicated with a water removal tank, the water removal tank is also communicated with a chimney, and the treated flue gas is discharged outwards from the chimney; the device also comprises a plasma generating device for generating high-energy electrons, and a connecting channel is arranged between the plasma generating device and the water removal tank.
In the technical scheme, high-energy electrons generated by the plasma generation device ionizes air entering the plasma generation device, the generated high-energy electrons, ions, free radicals, excited molecules and the like are injected into the water removal tank through the connecting channel, the high-energy electrons, the ions, the free radicals, the excited molecules and the like are subjected to mixed reaction with desulfurized sintering flue gas in the water removal tank to perform deodorization, and the mixture is discharged outwards after entering a chimney after the deodorization.
Compared with the prior art, the utility model discloses there is following useful part:
1) high-energy electrons, ions, free radicals, excited molecules and the like generated by plasma equipment (namely a plasma generating device) are directly injected into the water removal tank through the connecting channel, so that the flue gas is prevented from directly entering the plasma equipment to damage a discharge disc of the plasma equipment, and the utilization rate of the equipment is improved;
2) can obviously improve the deodorization efficiency of the flue gas (from about 40 percent to more than 95 percent).
Drawings
Fig. 1 is a schematic top view of an embodiment of the present invention (arrows indicate the flow direction of air or smoke).
Fig. 2 is a schematic diagram of the relative position relationship of the partial structures (the plasma generating device, the air collecting room and the water removing tank) according to the embodiment of the present invention (the arrows indicate the flow direction of air or flue gas).
In the figure: first draught fan 1, flue gas advance pipe 2, desulfurizing tower 3, dewatering jar 4, chimney 5, plasma generating device 6, connecting channel 7, second draught fan 8, jar body 9, dehydrator 10, collection wind room 11.
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 to 2, a system for deodorizing sintering flue gas of solid hazardous waste comprises a first induced draft fan 1 for introducing flue gas to be treated into the system, wherein an air inlet of the first induced draft fan 1 is communicated with a flue gas inlet pipe 2, an air outlet of the first induced draft fan 1 is communicated with an inlet of a desulfurizing tower 3 for desulfurization treatment, an outlet of the desulfurizing tower 3 is communicated with a water removing tank 4, the water removing tank 4 is also communicated with a chimney 5, and the treated flue gas is discharged from the chimney 5; the device also comprises a plasma generating device 6 for generating high-energy electrons, and a connecting channel 7 is arranged between the plasma generating device 6 and the water removing tank 4.
In the above embodiment, the high-energy electrons generated by the plasma generator 6 ionizes the air entering the plasma generator, and then the generated high-energy electrons, ions, radicals, excited molecules and the like are injected into the water removal tank 4 through the connecting channel 7, are mixed with the desulfurized sintering flue gas in the water removal tank 4 to react for deodorization, and are discharged outwards after entering the chimney 5 after deodorization;
in the embodiment, high-energy electrons, ions, free radicals, excited molecules and the like generated by the plasma equipment (namely the plasma generating device 6) are directly injected into the water removal tank 4 through the connecting channel 7, so that the flue gas is prevented from directly entering the plasma equipment to damage a discharge disc of the plasma equipment, and the utilization rate of the equipment is improved; meanwhile, the embodiment can remarkably improve the flue gas deodorization efficiency (from about 40% to more than 95%).
Preferably, the system further comprises a second draught fan 8, wherein the air inlet is communicated with the outlet of the plasma generation device 6, the air outlet is communicated with the connecting channel 7, the second draught fan 8 can introduce more air into the plasma device for ionization of the plasma device, and meanwhile, the efficiency of high-energy electrons, ions, free radicals, excited molecules and the like entering the water removal tank 4 can be improved, so that the high-energy electrons, the ions, the free radicals, the excited molecules and the like can participate in the deodorization reaction more efficiently.
Preferably, the dewatering tank 4 comprises a tank body 9 and a horizontal dewatering device 10 arranged in the tank body 9, a flue gas inlet and a flue gas outlet are arranged at the top of the tank body 9, the connecting channel 7 and the outlet of the desulfurizing tower 3 are converged and then are connected into the flue gas inlet together, the flue gas outlet is communicated with the chimney 5, one end of the dewatering device 10 is communicated with the air inlet, the other end of the dewatering device is communicated with the tank body 9, and particularly, the dewatering device 10 adopts the dewatering device 10 disclosed in the Chinese utility model CN 206770968U.
Preferably, an air collecting room 11 is arranged between the flue gas outlet and the chimney 5, the water removing tank 4 is arranged above the air collecting room 11, and the deodorized flue gas enters the air collecting room 11, then enters the chimney 5 from the bottom of the chimney 5, rises upwards in series and then is discharged outwards.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (5)
1. The utility model provides a dangerous waste sintering flue gas deodorization system of solid, its characterized in that, includes first draught fan, and the air intake and the flue gas of first draught fan advance the pipe intercommunication, and the air outlet and the desulfurizing tower import intercommunication of first draught fan, desulfurizing tower export and dewatering jar intercommunication, dewatering jar still communicate with the chimney, still including the plasma generating device who is used for producing high energy electron, are provided with interface channel between plasma generating device and the dewatering jar.
2. The system for deodorizing solid hazardous waste sintering flue gas according to claim 1, further comprising a second induced draft fan, wherein the air inlet is communicated with the outlet of the plasma generation device, and the air outlet is communicated with the connecting channel.
3. The system for deodorizing flue gas generated by sintering solid hazardous wastes according to claim 1, wherein the water removing tank is provided with a flue gas inlet and a flue gas outlet, the connecting passage and the outlet of the desulfurization tower are converged and then connected to the flue gas inlet, the flue gas outlet is communicated with a chimney, and a wind collecting room is arranged between the flue gas outlet and the chimney.
4. The system of claim 3, wherein the water removal tank comprises a tank body and a horizontal water removal device arranged in the tank body, and one end of the water removal device is communicated with the air inlet, and the other end of the water removal device is communicated with the tank body.
5. The system of claim 4, wherein the water removal tank is disposed above the air collection room.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920935289.4U CN210171170U (en) | 2019-06-20 | 2019-06-20 | Solid hazardous waste sintering flue gas deodorization system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920935289.4U CN210171170U (en) | 2019-06-20 | 2019-06-20 | Solid hazardous waste sintering flue gas deodorization system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210171170U true CN210171170U (en) | 2020-03-24 |
Family
ID=69838302
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920935289.4U Active CN210171170U (en) | 2019-06-20 | 2019-06-20 | Solid hazardous waste sintering flue gas deodorization system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210171170U (en) |
-
2019
- 2019-06-20 CN CN201920935289.4U patent/CN210171170U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 435200 circular economy industrial park, Fuchi Town, Yangxin County, Huangshi City, Hubei Province Patentee after: Hubei Xiangrui Environmental Protection Co.,Ltd. Address before: 435200 circular economy industrial park, Fuchi Town, Yangxin County, Huangshi City, Hubei Province Patentee before: Hubei zhonghuanxin Environmental Protection Technology Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |