CN220135471U - Dangerous waste treatment plasma device - Google Patents
Dangerous waste treatment plasma device Download PDFInfo
- Publication number
- CN220135471U CN220135471U CN202320786664.XU CN202320786664U CN220135471U CN 220135471 U CN220135471 U CN 220135471U CN 202320786664 U CN202320786664 U CN 202320786664U CN 220135471 U CN220135471 U CN 220135471U
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- Prior art keywords
- plasma
- waste treatment
- furnace body
- hazardous waste
- dangerous waste
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- 239000002699 waste material Substances 0.000 title claims abstract description 34
- 239000002920 hazardous waste Substances 0.000 claims abstract description 35
- 238000002485 combustion reaction Methods 0.000 claims description 11
- 238000001816 cooling Methods 0.000 claims description 3
- 239000013049 sediment Substances 0.000 claims 1
- 239000007789 gas Substances 0.000 abstract description 7
- 238000002844 melting Methods 0.000 abstract description 6
- 230000008018 melting Effects 0.000 abstract description 6
- 239000002893 slag Substances 0.000 abstract description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract description 4
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 abstract description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 2
- 239000000292 calcium oxide Substances 0.000 abstract description 2
- 239000000428 dust Substances 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract description 2
- 239000001301 oxygen Substances 0.000 abstract description 2
- 229910052760 oxygen Inorganic materials 0.000 abstract description 2
- 239000002994 raw material Substances 0.000 abstract description 2
- 239000000377 silicon dioxide Substances 0.000 abstract description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 abstract 1
- 235000012255 calcium oxide Nutrition 0.000 abstract 1
- 239000000155 melt Substances 0.000 abstract 1
- 239000003607 modifier Substances 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 7
- 238000007599 discharging Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000007613 environmental effect Effects 0.000 description 4
- 241000282414 Homo sapiens Species 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000000941 radioactive substance Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Gasification And Melting Of Waste (AREA)
Abstract
The utility model provides a plasma device for dangerous waste treatment, which is characterized in that dangerous waste and slag modifier are added through a dangerous waste charging port, plasma emitted from a cathode to an anode in a first dangerous waste treatment plasma device heats, melts and decomposes the plasma of dangerous waste raw materials at the temperature of over 4000 ℃, and high-temperature gas enters a next chamber to be fully combusted and reacted with oxygen at high temperature and is sent into a dust removal system through an exhaust channel at the tail part of a furnace body. The molten residual silica, alumina, calcia, etc. form a vitreous solution that is discharged from a discharge port to a slag pot. Compared with the prior art, the plasma device for treating hazardous waste has the advantages of large hazardous waste treatment amount, high temperature, good effect, simplicity and easiness in operation, can treat a wider waste variety, and can treat hazardous waste with high melting point.
Description
Technical Field
The utility model belongs to the field of hazardous waste treatment, and particularly relates to a hazardous waste treatment plasma device.
Background
At present, with the acceleration of industrialization progress and the continuous tightening of environmental protection policies, the hazardous waste output and disposal requirements of China are still released continuously. In recent years, with the continuous development of the economy of China, the yield of dangerous wastes is rapidly increasing. The dangerous wastes not only comprise household garbage, waste electrical appliances, waste metals and the like, but also comprise toxic and harmful chemical substances and radioactive substances, and pose a great threat to the health of human beings and the safety of the environment.
In order to avoid the harm of the hazardous wastes to the environment and human beings, the government of China continuously strengthens the environmental protection, establishes a series of environmental protection policies and standards, and strengthens the supervision of the hazardous wastes. Meanwhile, harmless disposal technologies of hazardous wastes are also gradually maturing, and technologies such as incineration, landfill and the like of hazardous wastes have been practically applied.
However, with the increasing number of hazardous waste, existing hazardous waste disposal devices are also faced with a number of problems. For example, some hazardous wastes are difficult to dispose of and require more advanced techniques to dispose of; in addition, some electric furnaces or incinerators have the disadvantage of not being able to treat certain hazardous waste completely. These problems all require research and application of harmless treatment technology which is more focused on dangerous wastes. Under the background of high-quality development and fine management, the dangerous waste recycling is also a trend of further development of industry. Therefore, the technology innovation is enhanced, the more advanced, efficient and environment-friendly hazardous waste harmless treatment technology is developed, the maximized utilization of hazardous waste resources is realized, and the sustainable development of economy and the protection of environment are promoted.
Disclosure of Invention
Aiming at the defects that the existing hazardous waste device is difficult to treat and has high melting point and other electric furnaces or incinerators cannot treat completely, the utility model provides the hazardous waste treatment plasma device which has high melting temperature, high treatment speed and wide application range.
The specific technical scheme of the utility model is as follows.
A dangerous waste treatment plasma device is characterized in that:
the furnace comprises a furnace body, wherein a molten pool is arranged in the furnace body, a plasma anode communicated with a plasma power supply is arranged at the bottom of the molten pool, a plasma cathode connected with the plasma power supply is arranged above the molten pool, a hazardous waste material charging port is also arranged at the top of the furnace body above the molten pool, a solution discharging port is arranged on one side of the molten pool, the other side of the molten pool is communicated with a combustion chamber in the furnace body, an air nozzle is arranged in the combustion chamber, a tail gas pipeline is arranged on the other side of the combustion chamber, and a slag basin is arranged at a position corresponding to the solution discharging port outside the furnace body.
The plasma cathode is fixedly arranged on the conductive cross arm.
The plasma power supply is communicated with the plasma cathode through the short net, the water-cooled cable and the conductive cross arm in sequence.
And an automatic lifting device is also arranged on the conductive cross arm.
And a feeding device is arranged above the hazardous waste feeding port.
Compared with the prior art, the utility model has the following beneficial effects:
the utility model provides a plasma device for treating hazardous waste, which can effectively treat hazardous waste. The device adopts plasma technology, exposes the dangerous waste material in high temperature plasma field, breaks down it into harmless material. Such a device can handle a wider variety of waste than a conventional incinerator and can handle hazardous waste with a high melting point. In addition, the apparatus can reduce the risk of secondary pollution because harmful gases and solutions are not generated when hazardous waste is treated.
The apparatus can also improve the efficiency of hazardous waste disposal because it can dispose of a large amount of hazardous waste in a short time. In addition, the device is relatively energy efficient because it can treat waste at a relatively low temperature, thereby saving energy and reducing costs. Therefore, the device not only can reduce environmental pollution, but also can save cost for enterprises and improve economic benefits.
In addition, the research of the device is also greatly helpful to the optimization of the electric furnace process and the improvement of the electric furnace structure. By researching the characteristics and effects of the device, researchers can better understand the principle and application of the plasma technology, so that the electric furnace process and structure are optimized, and the production efficiency and quality are improved.
In summary, the hazardous waste treatment plasma device has wide application prospect, and can be applied to multiple fields such as hazardous waste treatment, environmental protection, resource recovery and the like. The method can reduce environmental pollution, improve dangerous waste treatment efficiency, save energy and reduce cost, and can provide important data support and technical guidance for the development of the electric furnace industry.
Drawings
Fig. 1 is a schematic structural diagram of a hazardous waste treatment plasma device provided by the utility model.
1-plasma power supply, 2-short net, 3-water cooling cable, 4-conductive cross arm, 5-plasma cathode, 6-dangerous waste material charging port, 7-tail gas pipeline, 8-air nozzle, 9-furnace body, 10-molten pool, 11-plasma anode, 12-solution discharge port and 13-slag basin.
Detailed Description
Referring to fig. 1, the utility model discloses a dangerous waste treatment plasma device, which comprises a furnace body 9, wherein a molten pool 10 and a combustion chamber are arranged in the furnace body 9 and are communicated, a plasma anode 11 communicated with a plasma power supply 1 is arranged at the bottom of the molten pool, a plasma cathode 5 connected with the plasma power supply is arranged above the molten pool, a dangerous waste material charging port 6 is also arranged at the top of the furnace body above the molten pool, a solution discharging port 12 is arranged at one side of the molten pool, the other side of the molten pool is communicated with the combustion chamber in the furnace body, an air nozzle 8 is arranged in the combustion chamber, a tail gas pipeline 7 is arranged at the other side of the combustion chamber, and a slag basin 13 is arranged at a position corresponding to the solution discharging port 12 outside the furnace body 9.
The plasma cathode 5 is fixedly arranged on the conductive cross arm 4, and the fixed arrangement of the conductive cross arm 4 not only can ensure the position stability of the plasma cathode 5 in the furnace body, but also can change the position of the plasma cathode 5 in the furnace body by adjusting the position of the conductive cross arm 4. Meanwhile, an automatic lifting device is further arranged on the conductive cross arm 4, so that the position and the height of the plasma cathode 5 in the molten pool can be controlled more accurately. The automatic lifting device is fixed outside the furnace body and fixedly connected with the conductive cross arm 4. By changing the position of the conductive cross arm 4, the position of the plasma cathode 5 in the furnace cavity can be changed. The automatic lifting control of the plasma cathode 5 in the molten pool can be realized through the automatic lifting adjusting device, and the treatment efficiency and the safety of the dangerous waste treatment plasma device are both affected.
The plasma power supply 1 is communicated with the plasma cathode 5 through the short net 2, the water-cooled cable 3 and the conductive cross arm 4 in sequence. The water-cooling cable 3 is made of T2 red copper flexible links, and is safe and reliable and used for transmitting large current.
The specific application method of the utility model is as follows:
the dangerous waste treatment plasma device adopts a plasma power supply 1 to supply power, and a plasma anode 11 is arranged in a furnace body 9 of the dangerous waste treatment plasma device through a short net 2, a water-cooled cable 3, a conductive cross arm and lifting system 4 and a plasma cathode 5, and the plasma cathode 5 (a plasma emitting device) and the plasma anode 11 (a plasma receiving device) are discharged to generate plasma. And (3) melting and decomposing the dangerous waste raw materials added from the dangerous waste charging port 6 in a 4000-5000 ℃ plasma in a furnace body 9 of a dangerous waste treatment plasma device, enabling high-temperature gas to enter a next chamber to react with other sufficient high-temperature combustion added from an oxygen (air) nozzle 8, and discharging generated flue gas from a tail gas pipeline 7 to a dust removal system. The vitreous solution is formed in the hazardous waste treatment plasma device furnace body 9 by the silica calcium oxide and the like, and is discharged to the slag basin 13 from the vitreous solution discharge port 12.
The plasma device for dangerous waste treatment solves the long-standing dilemma that dangerous waste is difficult to treat and other electric furnaces or incinerators with high melting points cannot treat completely, provides a high-efficiency treatment device for dangerous waste treatment, and provides a certain key data support for researching electric furnace process optimization and electric furnace structures. Has a great popularization and application prospect in dangerous waste treatment.
The present utility model is not limited to the above embodiments, but is not limited to the above embodiments, and any simple modification of the above embodiments according to the technical substance of the present utility model without departing from the technical scope of the present utility model will still fall within the technical scope of the present utility model.
Claims (5)
1. A dangerous waste treatment plasma device is characterized in that:
including furnace body (9), be provided with molten bath (10) in furnace body (9), the molten bath bottom is plasma positive pole (11) with plasma power (1) intercommunication, the molten bath top is provided with plasma negative pole (5) of being connected with plasma power, the furnace body top of molten bath top still is provided with danger waste material charge door (6), molten bath one side is provided with solution discharge gate (12), the combustion chamber in the opposite side intercommunication furnace body, be provided with air nozzle (8) in the combustion chamber, the combustion chamber opposite side is provided with tail gas pipeline (7), the outer solution discharge gate (12) of furnace body (9) correspond the position and are provided with sediment basin (13).
2. The hazardous waste treatment plasma device according to claim 1, wherein:
the plasma cathode (5) is fixedly arranged on the conductive cross arm (4).
3. A hazardous waste treatment plasma device according to claim 2, wherein:
the plasma power supply (1) is communicated with the plasma cathode (5) through the short net (2), the water-cooling cable (3) and the conductive cross arm (4) in sequence.
4. A hazardous waste treatment plasma device according to claim 3, wherein:
an automatic lifting device is further arranged on the conductive cross arm (4).
5. The hazardous waste treatment plasma device according to claim 4, wherein:
and a feeding device is arranged above the hazardous waste feeding hole (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320786664.XU CN220135471U (en) | 2023-04-11 | 2023-04-11 | Dangerous waste treatment plasma device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320786664.XU CN220135471U (en) | 2023-04-11 | 2023-04-11 | Dangerous waste treatment plasma device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220135471U true CN220135471U (en) | 2023-12-05 |
Family
ID=88952960
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320786664.XU Active CN220135471U (en) | 2023-04-11 | 2023-04-11 | Dangerous waste treatment plasma device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220135471U (en) |
-
2023
- 2023-04-11 CN CN202320786664.XU patent/CN220135471U/en active Active
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